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USGS Daily Statistics for Montana

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Questions or concerns about USGS streamflow data in Montana and Wyoming can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).


The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 12362500 S F Flathead River nr Columbia Falls MT


Flathead County, Montana
Hydrologic Unit Code 17010209
Latitude  48°21'23.68", Longitude 114°02'16.29" NAD83
Drainage area 1,668  square miles
Gage datum 3,040 feet above NGVD29
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1910-10-01 -> 2019-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 2,940 3,090 2,830 3,690 5,710 6,320 5,080 2,450 2,070 2,610 2,440 2,930
2 3,180 3,220 2,890 3,670 5,670 6,430 4,980 2,460 1,960 2,490 2,470 2,900
3 3,620 3,070 2,860 3,500 5,760 6,350 4,810 2,440 1,970 2,570 2,510 3,050
4 3,510 3,030 2,800 3,600 5,790 6,270 4,530 2,430 2,130 2,340 2,300 3,130
5 3,570 3,100 2,790 3,540 5,810 6,240 4,610 2,300 2,220 2,410 2,360 3,130
6 3,610 3,110 2,670 3,770 6,000 6,240 4,430 2,270 2,280 2,500 2,330 3,110
7 3,670 3,280 2,670 3,840 5,980 6,240 4,390 2,390 2,330 2,480 2,330 3,100
8 3,700 3,430 2,820 4,080 5,900 6,170 4,140 2,310 2,420 2,700 2,340 3,230
9 3,720 3,470 3,180 4,210 6,050 6,260 3,960 2,250 2,510 2,550 2,280 3,250
10 3,630 3,380 3,200 4,190 6,190 6,440 3,830 2,160 2,570 2,660 2,270 3,400
11 3,680 3,380 3,210 4,330 6,240 6,370 3,660 2,360 2,520 2,500 2,110 3,330
12 3,710 3,200 3,100 4,640 6,200 6,400 3,530 2,270 2,450 2,720 2,180 3,200
13 3,610 3,140 3,260 4,950 6,400 6,430 3,470 2,240 2,520 2,780 2,210 3,260
14 3,180 3,200 2,950 5,010 6,680 6,600 3,300 2,290 2,400 2,670 2,130 3,250
15 3,210 3,300 3,000 5,180 6,680 6,410 3,250 2,240 2,410 2,160 2,160 3,190
16 3,250 3,190 3,030 5,240 6,510 6,290 3,270 2,290 2,490 2,170 2,390 3,330
17 3,200 3,100 3,030 5,390 6,500 6,370 3,220 2,340 2,510 2,230 2,500 3,490
18 3,160 3,020 2,950 5,480 6,410 6,120 3,150 2,470 2,430 2,270 2,470 3,670
19 3,140 3,060 2,990 5,790 6,160 6,170 2,970 2,340 2,390 2,210 2,340 3,470
20 3,250 3,110 3,070 5,760 5,930 6,060 2,900 2,350 2,500 2,380 2,400 3,560
21 3,150 3,050 3,150 5,650 5,990 5,950 2,870 2,480 2,590 2,350 2,570 3,570
22 3,290 3,190 3,320 5,580 6,310 5,990 2,730 2,350 2,690 2,410 2,530 3,580
23 3,240 3,140 3,460 5,490 6,570 5,980 2,720 2,360 2,640 2,390 2,570 3,400
24 3,480 2,960 3,510 5,330 6,590 5,650 2,700 2,450 2,560 2,340 2,410 2,990
25 3,410 2,890 3,360 5,400 6,690 5,400 2,710 2,380 2,510 2,370 2,260 2,720
26 3,340 2,940 3,450 5,460 6,840 5,350 2,580 2,260 2,380 2,540 2,320 2,840
27 3,230 3,000 3,490 5,700 6,930 5,210 2,540 2,300 2,460 2,550 2,390 2,870
28 3,130 2,870 3,410 5,750 6,820 5,190 2,610 2,300 2,420 2,440 2,310 3,000
29 3,050 3,660 3,510 5,890 6,600 5,170 2,360 2,290 2,550 2,460 2,430 3,100
30 3,060   3,500 5,770 6,400 5,140 2,240 2,260 2,650 2,410 2,720 3,180
31 2,970   3,600   6,340   2,250 2,200   2,410   3,090